Comparison of ZOTAC GAMING GeForce GTX 1660 Ti AMP 6GB GDDR6 video card vs Colorful iGame GeForce RTX 3090 Vulcan OC-V video card by specifications and benchmarks. ZOTAC GAMING GeForce GTX 1660 Ti AMP 6GB GDDR6 runs at 1.500 GHz base clock speed and has 6 GB of GDDR6 memory, while video card Colorful iGame GeForce RTX 3090 Vulcan OC-V runs at 1.395 GHz base clock speed and has 24 GB of GDDR6X memory. The TDP of the first video card is 130 W+ 8 %, and the second is 390 W+ 11 %. Compare the table of benchmark results to find out which graphic card is better.